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intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...

fast 14 Jahre vor

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Knots Contest: Minimum Knots (TestSuite)
This Challenge is to Minimize the number of Knots for the <http://www.mathworks.com/matlabcentral/contest/contests/38/rules Knot...

fast 14 Jahre vor

Problem

Unique: Speed Enhancement for uint(8,16,32)
This Speed Performance Challenge is to optimize Unique for processing uint8/uint16/uint32 variables. *Input:* A (column vecto...

fast 14 Jahre vor | 2 | 27 Lösungsvorschläge

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Unique: Speed Enhancement for uint(8,16,32)
This Speed Performance Challenge is to optimize Unique for processing uint8/uint16/uint32 variables. *Input:* A (column vecto...

fast 14 Jahre vor

Problem

Unique - Very Very Large Numbers
Given a vector column, with some very large numbers, create the ascending sort and unique vector. *Input:* A (column vector)...

fast 14 Jahre vor | 2 | 81 Lösungsvorschläge

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Unique - Very Very Large Numbers
Given a vector column, with some very large numbers, create the ascending sort and unique vector. *Input:* A (column vector)...

fast 14 Jahre vor

Problem

REPMAT Enhancement - Faster for Large Row Replication of Vector
The Challenge is to modify repmat.m to maintain all of its normal functionality and enhance its performance for large row replic...

fast 14 Jahre vor | 0 | 19 Lösungsvorschläge

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REPMAT Enhancement - Faster for Large Row Replication of Vector
The Challenge is to modify repmat.m to maintain all of its normal functionality and enhance its performance for large row replic...

fast 14 Jahre vor

Problem

Rubik's Cube : Solve Ten Face Move - Speed Scoring
A set of cubes will be scrambled with 10 Face moves. The Challenge is to Solve all Cubes in 10 Moves or Less. Score will be by...

fast 14 Jahre vor | 1 | 4 Lösungsvorschläge

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Rubik's Cube : Solve Ten Face Move - Speed Scoring
A set of cubes will be scrambled with 10 Face moves. The Challenge is to Solve all Cubes in 10 Moves or Less. Score will be by...

fast 14 Jahre vor

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Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

fast 14 Jahre vor

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Genome Sequence 002: Introductory DNA Sequencing (Flipped Segments)
This Challenge series will evolve the complexity of Genome DNA Sequencing. <http://en.wikipedia.org/wiki/Genome DNA Sequencing> ...

fast 14 Jahre vor

Problem

Fix y_correct : Hack
The Test Suite has an error. Fix the y_correct value. (See the tags for hints)

fast 14 Jahre vor | 1 | 33 Lösungsvorschläge

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Fix y_correct : Hack
The Test Suite has an error. Fix the y_correct value. (See the tags for hints)

fast 14 Jahre vor

Problem

AVIRIS Inscribed Rectangle Bit Mask - Speed Test
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

fast 14 Jahre vor | 0 | 5 Lösungsvorschläge

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Image Processing 003: Interferometer Data Interpolation
This Challenge is to correct a 2-D Interferometer data set for drop-outs. Interferometer data is notorious for drop-outs whic...

fast 14 Jahre vor

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AVIRIS Inscribed Rectangle Bit Mask - Speed Test
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

fast 14 Jahre vor

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Become the leader
The goal of this problem is the same as the goal of the rest of them: *become the leader*. Actually, you can only solve this ...

fast 14 Jahre vor

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Unique: Faster 'rows' for large array of uint8
Challenge: Execute unique(a,'rows') Faster for 'a' being uint8. The "unique" function for the 'rows' options may be performe...

fast 14 Jahre vor

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Now!
I said now!

fast 14 Jahre vor

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Finite Continued Fraction
Given an input real number x and a natural number n, output the row vector with the n first terms of the continued fraction. F...

fast 14 Jahre vor

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Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

fast 14 Jahre vor

Problem

AVIRIS Hyperspectral Bit Mask
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

fast 14 Jahre vor | 0 | 20 Lösungsvorschläge

Gelöst

AVIRIS Hyperspectral Bit Mask
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

fast 14 Jahre vor

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Generate N equally spaced intervals between -L and L
Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...

fast 14 Jahre vor

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polar inertia
given locations of a set of unit masses on complex plane, find polar moment of inerta about the origin. for example output 4 if ...

fast 14 Jahre vor

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Sort numbers by outside digits
Sort the array so that they are sorted as if their value was a 5 digit number made from the first three and last two digits of t...

fast 14 Jahre vor

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Filter values in a vector
Cody often benefits from a functional style of programming. For example, your score is often better when you compose multiple fu...

fast 14 Jahre vor

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Spot the rectangle
This problem is related to the <http://bit-player.org/2009/the-17x17-challenge 17x17 challenge>. Given a matrix filled with ones...

fast 14 Jahre vor

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Decimal Comparison
*Background* A utility of particular interest to Cody and other MATLAB ventures is comparing the equality of two numbers. In ...

fast 14 Jahre vor